Patents by Inventor Robert Lin
Robert Lin has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Publication number: 20230035727Abstract: The present disclose provides methods for forming a microfluidic device. Methods for forming a microfluidic device may comprise providing a microfluidic structure and a film, treating a surface of the microfluidic structure, a surface of the film, or both with a solvent, subsequently pressing the microfluidic structure together with the film under a first heating condition to form the microfluidic device comprising the solvent, and applying a negative pressure to the microfluidic device under a second heating condition, which negative pressure is applied for a time period greater than 30 minutes or at a pressure less than 20 kilopascals (kPa) to remove at least a portion of the solvent. In some aspects, the present disclosure provides devices consistent with the methods herein.Type: ApplicationFiled: January 22, 2021Publication date: February 2, 2023Inventors: Ju-Sung HUNG, Felicia LINN, Robert LIN
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Publication number: 20230014630Abstract: Disclosed is a method for depolymerization of polyester. The method includes (a) treating said polyester with methanol under conditions sufficient to depolymerize at least some of said polyester and form a reaction product that includes dimethyl terephthalate and at least one diol; and (b) converting the diol to a compound substantially non-reactive with said with dimethyl terephthalate and the polyester. A method for producing a cyclic carbonate is also described.Type: ApplicationFiled: December 16, 2020Publication date: January 19, 2023Applicant: Eastman Chemical CompanyInventors: Robert Lin, Robert Jacks Sharpe
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Patent number: 11523159Abstract: Method for generating media content items based on location information starts with the server system receiving from a first computing device an electronic communication including location information from a location sensor coupled to the first client computing device. Server system then determines a current activity of a first user of the first client computing device based on the location information; generating a media content item including a map display based on the location information and at least one of: (i) an avatar of the first user engaged in the current activity, (ii) a status message associated with the current activity of the first user, or (iii) a status message associated with a map location on the map display. Server system then causes the media content item to be displayed on a display screen of at least one of a plurality of client computing devices. Other embodiments are described herein.Type: GrantFiled: March 17, 2021Date of Patent: December 6, 2022Assignee: Snap Inc.Inventors: Jonathan Brody, Joseph Engelman, Robert Lin, Gaurav Misra, Kimberly A. Phifer, Sriram Raman, Jay Sani
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Publication number: 20220147236Abstract: Method of generating customized avatars based on location information includes processor receiving from first client device location information including a location of the first client device. Processor causes a status interface to be displayed on first client device that includes selectable location items corresponding to locations based on the location information. Processor receives a selection from first client device of first selectable location item and causes avatar selection interface to be displayed on first client device that includes versions of first avatar performing actions related to the first selectable location item. Processor receives selection of first selectable version of the first avatar and generates a map interface that includes a map display based on the location information and the first selectable version of the first avatar. Processor causes the map interface to be displayed on at least one of the plurality of client devices. Other embodiments are disclosed.Type: ApplicationFiled: November 16, 2021Publication date: May 12, 2022Inventors: Sumbul Alvi, Jonathan Brody, Xingkai Eric Chew, Bryant Detwiller, Joseph Engelman, Abdulrahman Khan, Sarah Lensing, Robert Lin, Gaurav Misra, Nathaniel Parrott, Suraj Vindana Samaranayake, Andrew Thieck
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Patent number: 11199957Abstract: Method of generating customized avatars based on location information includes processor receiving from first client device location information including a location of the first client device. Processor causes a status interface to be displayed on first client device that includes selectable location items corresponding to locations based on the location information. Processor receives a selection from first client device of first selectable location item and causes avatar selection interface to be displayed on first client device that includes versions of first avatar performing actions related to the first selectable location item. Processor receives selection of first selectable version of the first avatar and generates a map interface that includes a map display based on the location information and the first selectable version of the first avatar. Processor causes the map interface to be displayed on at least one of the plurality of client devices. Other embodiments are disclosed.Type: GrantFiled: February 15, 2019Date of Patent: December 14, 2021Assignee: Snap Inc.Inventors: Sumbul Alvi, Jonathan Brody, Xingkai Eric Chew, Bryant Detwiller, Joseph Engelman, Abdulrahman Khan, Sarah Lensing, Robert Lin, Gaurav Misra, Nathaniel Parrott, Suraj Vindana Samaranayake, Andrew Thieck
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Patent number: 11136414Abstract: The present application discloses regioselectively substituted cellulose esters, films made from the regioselectively substituted cellulose esters and methods for making the same. The regioselectively substituted cellulose esters are synthesized using trifluoroacetic anhydride and cellulose with various acyl donors or acyl donor precursors.Type: GrantFiled: March 28, 2018Date of Patent: October 5, 2021Assignee: Eastman Chemical CompanyInventors: Casey Lynn Elkins, Robert Lin, Michael John Rodig, Robert Jacks Sharpe
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Publication number: 20210281897Abstract: Method for generating media content items based on location information starts with the server system receiving from a first computing device an electronic communication including location information from a location sensor coupled to the first client computing device. Server system then determines a current activity of a first user of the first client computing device based on the location information; generating a media content item including a map display based on the location information and at least one of: (i) an avatar of the first user engaged in the current activity, (ii) a status message associated with the current activity of the first user, or (iii) a status message associated with a map location on the map display. Server system then causes the media content item to be displayed on a display screen of at least one of a plurality of client computing devices. Other embodiments are described herein.Type: ApplicationFiled: March 17, 2021Publication date: September 9, 2021Inventors: Jonathan Brody, Joseph Engelman, Robert Lin, Gaurav Misra, Kimberly A. Phifer, Sriram Raman, Jay Sani
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Publication number: 20210274265Abstract: Method of generating customized graphics based on location information includes processor receiving location information including location of first client device. Processor causes a status interface to be displayed on the first client device that includes locations that are within a predetermined distance from the first client device. Processor receives a selection from the first client device of the first location via the status interface and stores the first location in a location database associated with the first user. Location database includes: locations previously selected by the first client device via the status interface, locations associated with media content items received from the first client device, or locations associated with the location information received from the first client device. Processor generates a country selectable item, a city selectable item, and timeline selectable items and causes passport interface to be displayed on the first client device.Type: ApplicationFiled: March 16, 2021Publication date: September 2, 2021Inventors: Jonathan Brody, Xingkai Eric Chew, Bryant Detwiller, Joseph Engelman, Abdulrahman Khan, Sarah Lensing, Robert Lin, Gaurav Misra, Nathaniel Parrott, Suraj Vindana Samaranayake, Andrew Thieck
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Patent number: 10979752Abstract: Method for generating media content items based on location information starts with the server system receiving from a first computing device an electronic communication including location information from a location sensor coupled to the first client computing device. Server system then determines a current activity of a first user of the first client computing device based on the location information; generating a media content item including a map display based on the location information and at least one of: (i) an avatar of the first user engaged in the current activity, (ii) a status message associated with the current activity of the first user, or (iii) a status message associated with a map location on the map display. Server system then causes the media content item to be displayed on a display screen of at least one of a plurality of client computing devices. Other embodiments are described herein.Type: GrantFiled: February 28, 2019Date of Patent: April 13, 2021Assignee: Snap Inc.Inventors: Jonathan Brody, Joseph Engelman, Robert Lin, Gaurav Misra, Kimberly A. Phifer, Sriram Raman, Jay Sani
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Patent number: 10972806Abstract: Method of generating customized graphics based on location information includes processor receiving location information including location of first client device. Processor causes a status interface to be displayed on the first client device that includes locations that are within a predetermined distance from the first client device. Processor receives a selection from the first client device of the first location via the status interface and stores the first location in a location database associated with the first user. Location database includes: locations previously selected by the first client device via the status interface, locations associated with media content items received from the first client device, or locations associated with the location information received from the first client device. Processor generates a country selectable item, a city selectable item, and timeline selectable items and causes passport interface to be displayed on the first client device.Type: GrantFiled: February 15, 2019Date of Patent: April 6, 2021Assignee: Snap Inc.Inventors: Jonathan Brody, Xingkai Eric Chew, Bryant Detwiller, Joseph Engelman, Abdulrahman Khan, Sarah Lensing, Robert Lin, Gaurav Misra, Nathaniel Parrott, Suraj Vindana Samaranayake, Andrew Thieck
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Publication number: 20200384471Abstract: The present disclosure provides systems, methods, and devices for processing a biological sample. The device may be a microfluidic device comprising a fluid flow path and a chamber. The fluid flow path may comprise a channel and an inlet port and no outlet port. The inlet port may be configured to direct a biological sample to the channel. The channel may be in fluid communication with the chamber. The chamber may be configured to receive a portion of the biological sample from the channel and retain the biological sample during processing.Type: ApplicationFiled: August 10, 2020Publication date: December 10, 2020Inventors: Robert Lin, Ju-Sung Hung
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Patent number: 10692456Abstract: A display driver includes a first latch storing first image data, a second latch storing second image data, and a buffer unit including a plurality of output buffers outputting a source voltage corresponding to the first image data. Each of the plurality of output buffers includes an input stage, an output stage, and a pre-charge circuit connected between the input stage and the output stage. A pre-charge control unit compares the first image data with the second image data to control the pre-charge circuit.Type: GrantFiled: January 24, 2019Date of Patent: June 23, 2020Assignee: Samsung Electronics Co., Ltd.Inventors: Chul Ho Choi, Dip Wu, Jason Kuo, Jin Soo Kim, Joway Chen, Yuwen Chiou, Robert Lin
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Publication number: 20200043432Abstract: A display driver includes a first latch storing first image data, a second latch storing second image data, and a buffer unit including a plurality of output buffers outputting a source voltage corresponding to the first image data. Each of the plurality of output buffers includes an input stage, an output stage, and a pre-charge circuit connected between the input stage and the output stage. A pre-charge control unit compares the first image data with the second image data to control the pre-charge circuit.Type: ApplicationFiled: January 24, 2019Publication date: February 6, 2020Inventors: CHUL HO CHOI, DIP WU, JASON KUO, JIN SOO KIM, JOWAY CHEN, YUWEN CHIOU, ROBERT LIN
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Publication number: 20200017605Abstract: The present application discloses regioselectively substituted cellulose esters, films made from the regioselectively substituted cellulose esters and methods for making the same. The regioselectively substituted cellulose esters are synthesized using trifluoroacetic anhydride and cellulose with various acyl donors or acyl donor precursors.Type: ApplicationFiled: March 28, 2018Publication date: January 16, 2020Applicant: Eastman Chemical CompanyInventors: Casey Lynn Elkins, Robert Lin, Michael John Rodig, Robert Jacks Sharpe
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Publication number: 20200017606Abstract: The present application discloses regioselectively substituted cellulose esters, films made from the regioselectively substituted cellulose esters and methods for making the same. The regioselectively substituted cellulose esters are synthesized using trifluoroacetic anhydride and cellulose with various acyl donors or acyl donor precursors.Type: ApplicationFiled: March 28, 2018Publication date: January 16, 2020Applicant: Eastman Chemical CompanyInventors: Robert Lin, Michael John Rodig, Robert Jacks Sharpe, Glenn Lewis Shoaf
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Patent number: 10506289Abstract: A method includes receiving an indication from a client computing device that a first user has selected one or more options from a composer interface to schedule a live video for broadcast by the first user at a future start time. The method also includes determining one or more second users who are connected to the first user in a social graph and sending a first notification to each of the second users. Each notification includes a first selectable option to receive a future notification about the live video. The method also includes sending a second notification to each of the second users who selected the first selectable option, the second notification including a second selectable option to view the live video. The method also includes providing the live video for display to the second users who select the second selectable option.Type: GrantFiled: December 30, 2016Date of Patent: December 10, 2019Assignee: Facebook, Inc.Inventors: Howard Akumiah, Brady John Brayley Voss, Brian Robert Lin, Valerie Chao, William B. Harding
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Publication number: 20190330380Abstract: Processes and systems for separating a mixture including at least one fluorocarboxylic acid and at least one carboxylic acid are provided herein. In some aspects, the present invention relates to processes and systems configured to provide a purified stream of fluorocarboxylic acid and a purified stream of carboxylic acid, even when the mixture includes an azeotrope, a pinch point, and/or a eutectic mixture of the fluorocarboxylic acid and carboxylic acid. Systems as described herein may include, for example, at least one distillation zone and at least one fractional crystallization zone arranged in series and configured to provide highly purified product streams having compositions heretofore unachievable by conventional means.Type: ApplicationFiled: December 8, 2016Publication date: October 31, 2019Applicant: Eastman Chemical CompanyInventors: Robert Lin, Glenn Lewis Shoaf, Venkateswarlu Bhamidi, Shane Kipley Kirk, Marty L. Neal, Steven J. Adams
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Patent number: 10377690Abstract: Disclosed is a method for forming enals from corresponding alehydes in a single enclosed unit such as a divided wall reaction distillation unit. The method of the present invention includes (a) feeding an aldehyde feed stream comprising at least one aldehyde reactant into a reaction zone contained within said single enclosed unit; (b) reacting said at least one aldehyde reactant in said reaction zone in the presence of a catalyst to form an enal-containing reaction zone effluent comprising an enal; (c) purifying said enal-containing reaction zone effluent in a first separation zone within said single enclosed unit to form an enal-rich product mixture and a residual unreacted aldehyde mixture; and (d) collecting from said single enclosed unit at least a portion of said enal-rich product mixture. The method of the present invention results in high enal yields at a markedly reduced capital cost and energy consumption as compared to prior art processes.Type: GrantFiled: August 22, 2018Date of Patent: August 13, 2019Assignee: Eastman Chemical CompanyInventors: Scott Allen Owens, Robert Lin, Jody Lee Rodgers
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Patent number: 10267795Abstract: Electrophoretic separation devices and methods for using the same are provided. Aspects of the devices include a polymeric separation medium that includes a plurality of microwells. Also provided are methods, systems and kits in which the subject devices find use. The devices and methods find use in a variety of different electrophoretic separation applications.Type: GrantFiled: March 6, 2014Date of Patent: April 23, 2019Assignee: The Regents of the University of CaliforniaInventors: Amy E. Herr, Alex James Hughes, Elly Sinkala, Todd A. Duncombe, Kevin A. Yamauchi, Julea Vlassakis, Chi-Chih Kang, Zhuchen Xu, Robert Lin
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Patent number: 10088475Abstract: Microfluidic devices for determining whether an analyte is present in a sample are provided. The microfluidic devices include a polymeric medium that includes a first analyte detection domain having a first covalently bound capture member that specifically binds to a first analyte, and a second analyte detection domain having a second covalently bound capture member that specifically binds to a second analyte. Also provided are methods of using the subject microfluidic device, systems and kits that use the subject microfluidic devices, as well as methods of producing the same.Type: GrantFiled: October 21, 2014Date of Patent: October 2, 2018Assignee: The Regents of the University of CaliforniaInventors: Amy E. Herr, Robert Lin